Berlei Support Factor 3 – High Impact. Reduces breast bounce by up to 50%. Your perfect bra for high impact sports such as tennis, netball or basketball. – Berlei is the only sports bra brand tested, approved and endorsed by the Australian Institute of Sport. – Contoured underwire bra with the sleek look of a crop in fashionable mesh. – Extra layer of support above the cup reduces bounce. – Padded shoulder straps provide comfort and support. – Mesh placement increases moisture evaporation in high sweat areas.Nylon / Polyester / Elastane with Polyurethane Padding (exclusive of trims).